53547132 has 12 divisors (see below), whose sum is σ = 124943336. Its totient is φ = 17849040.

The previous prime is 53547121. The next prime is 53547181. The reversal of 53547132 is 23174535.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 53547132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2231119 + ... + 2231142.

Almost surely, 2^53547132 is an apocalyptic number.

It is an amenable number.

53547132 is an abundant number, since it is smaller than the sum of its proper divisors (71396204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53547132 is a wasteful number, since it uses less digits than its factorization.

53547132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4462268 (or 4462266 counting only the distinct ones).

The product of its digits is 12600, while the sum is 30.

The square root of 53547132 is about 7317.5905870717. The cubic root of 53547132 is about 376.9167215622.

The spelling of 53547132 in words is "fifty-three million, five hundred forty-seven thousand, one hundred thirty-two".